Gridly
WA 6525 · Irwin
Solar Panel Installation in Dongara, WA
Find a vetted solar installer in Dongara. Compare quotes, check local solar data, and get a system designed for your roof.
Get Free Solar QuotesSolar Snapshot for Dongara
Key data for sizing a solar system in Dongara, WA 6525.
3,680
Population
5.5/day
Peak Sun Hours
10,600
Est. Annual Output (6.6 kW)
$1,495
Est. Annual Savings
3.6 yrs
Est. Payback (6.6 kW)
$2,808
STC Rebate (6.6 kW)
Zone 3
Dwelling Mix in Dongara
Breakdown of dwelling types based on census data — relevant for understanding rooftop solar potential.
Houses
86%
1,238 dwellings
Townhouses
9%
130 dwellings
Apartments
2%
23 dwellings
Dongara is predominantly freestanding houses, ideal for rooftop solar installation.
Solar Adoption in Dongara 6525
Installation data from the Clean Energy Regulator, refreshed monthly.
1,025
Solar Systems Installed
Since 2001
5.5 kW
Avg System Size
5.6 MW
Total Installed Capacity
48
Battery Systems
Dongara (6525) has 1,025 registered solar panel installations with a combined capacity of 5.6 MW. The average system size in this postcode is 5.5 kW. That's roughly 71% of dwellings with rooftop solar.
Installations grew 6% in 2025 compared to 2024, with 52 new systems registered so far.
Is Solar Worth It in Dongara?
Dongara gets 5.5 peak sun hours per day — above the national average. A 6.6 kW system here would produce roughly 10,600 kWh per year, saving an estimated $1,495 annually and paying itself off in 3.6 years.
At $5,392 after rebates, the upfront cost represents 9% of Dongara's median household income ($60,736/year). Most households finance this over 3–5 years, with loan repayments typically offset by immediate savings.
Dongara already has strong solar uptake — roughly 71% of dwellings have rooftop solar, which is above the Western Australia average of 36%.
With a payback under 4 years and 20+ years of remaining system life, solar in Dongara is one of the stronger return-on-investment cases in Western Australia. The question isn’t really whether solar is worth it here — it’s what size system to get.
Why Install Solar in Dongara?
With 5.5 peak sun hours per day, Dongara receives above-average solar irradiance for Australia. A standard 6.6 kW rooftop system here can generate approximately 10,600 kWh per year, saving an estimated $1,495 annually on electricity bills.
Dongara has a population of 3,680 across 1,437 dwellings. Western Australia's solar-friendly climate combined with electricity rates around 31c/kWh makes solar a strong choice for WA households.
The median household income in Dongara is $60,736 per year. At $5,392 after rebates, a 6.6 kW system represents 9% of annual household income, with savings that continue for 20+ years after the 3.6-year payback.
With car ownership at 94% of households, many residents in Dongara could benefit from pairing solar with a home EV charger. Charging an electric vehicle from rooftop solar can save $1,000 to $1,500 per year compared to grid charging.
Estimated Solar Output & Payback in Dongara
Based on 5.5 peak sun hours/day, 31c/kWh electricity, and STC Zone 3 rebate.
| System Size | Annual Output | Annual Savings | Cost After Rebate | Payback |
|---|---|---|---|---|
| 5 kW | 8,030 kWh | $1,132 | $4,355 $2,145 STC rebate | 3.8 yrs |
| 6.6 kW Most popular | 10,600 kWh | $1,495 | $5,392 $2,808 STC rebate | 3.6 yrs |
| 10 kW | 16,060 kWh | $2,264 | $7,210 $4,290 STC rebate | 3.2 yrs |
| 13 kW | 20,878 kWh | $2,944 | $8,923 $5,577 STC rebate | 3 yrs |
Estimates assume 80% system efficiency, 35% self-consumption rate, 5c/kWh feed-in tariff, and STC Zone 3 ($39/STC, 8-year deeming period). Actual results vary based on roof orientation, shading, and usage patterns.
Solar Rebates in Western Australia
Available incentives that reduce the cost of solar installation in WA.
STCs provide an upfront discount of $2,500 to $4,000 depending on system size.
Synergy and Horizon Power offer time-of-use tariffs that improve solar self-consumption economics.
Popular Solar Panels
Top-rated panels available for installation in Dongara.
Solahart Silhouette Series
455W, 22.8% efficiency
$165
Solahart SunCell Series
440W, 22% efficiency
$140
Canadian Solar TOPHiKu 6
440W, 22.5% efficiency
$130
Trina Solar Vertex S+
440W, 22% efficiency
$120
How Solar Installation Works
Site Assessment and Quote
An installer visits your property, assesses your roof, checks shading, and provides a detailed quote based on your energy usage.
System Design and Approval
Your system is designed to maximise output. Council approval may be needed for heritage properties, but most residential installs are exempt.
Installation
A residential solar installation typically takes one day. The team mounts panels, installs the inverter, and connects the wiring.
Grid Connection and Meter
Your installer lodges paperwork with your distributor. Once approved, your meter is upgraded to a bi-directional meter and you start exporting.
Frequently Asked Questions
How many peak sun hours does Dongara get? ▼
Dongara receives approximately 5.5 peak sun hours per day, based on its warm temperate climate zone. This means a standard 6.6 kW system can generate around 10,600 kWh annually.
What size solar system do I need in Dongara? ▼
The right system size depends on your electricity usage. Average household consumption in Western Australia is 17 to 21 kWh per day. A 6.6 kW system suits most homes, while larger households or those with pools or EV chargers may benefit from a 10 kW or 13 kW system.
How much does solar installation cost in Dongara? ▼
A 6.6 kW solar system in Dongara costs approximately $8,200 before rebates. Dongara is in STC Zone 3, which provides a rebate of $2,808 on a 6.6 kW system. After rebates, expect to pay around $5,392.
What is the payback period for solar in Dongara? ▼
A 6.6 kW solar system in Dongara has an estimated payback period of 3.6 years, based on 5.5 peak sun hours per day and annual savings of $1,495. After the payback period, the system continues generating free electricity for its remaining 20+ year lifespan.
Do I need council approval for solar in Dongara? ▼
In Western Australia, most residential solar installations are considered exempt development. Heritage-listed properties or certain zones in Irwin may require approval. Your installer will confirm during the site assessment.
How Dongara Compares to Nearby Suburbs
Solar potential compared with neighbouring suburbs in the Irwin area.
| Suburb | Sun Hours | 6.6 kW Output | Payback | Solar Adoption |
|---|---|---|---|---|
| Dongara 6525 | 5.5h | 10,600 kWh | 3.6 yrs | 71% |
| Mingenew 6522 | 5.5h | 10,600 kWh | 3.6 yrs | 84% |
| Badgingarra 6521 | 5.5h | 10,600 kWh | 3.6 yrs | 88% |
| Geraldton 6530 | 5.5h | 10,600 kWh | 3.6 yrs | 54% |
All estimates assume a 6.6 kW system. Sun hours, output, and payback are based on the same methodology. Solar adoption shows CER-registered installations as a percentage of dwellings.
Nearby Suburbs
Solar installers in suburbs near Dongara.
Related Products
Data sources: Clean Energy Regulator (installation counts), ABS 2021 Census (population and dwellings), Bureau of Meteorology (solar exposure). Solar output estimates assume north-facing panels with no shading. Electricity rates are state averages and may differ from your retailer's pricing. Get a personalised quote for accurate savings.